\begin{tikzpicture}
  \begin{scope}[x=0.7cm, y=0.7cm, step=0.7cm, thick]
    \board{3}{4};  
    \qb{(1,2)};
    \arrow{(2, 1)};
    \arrow{(2, 2)};
    \arrow{(1, 3)};
    \arrow{(3, 1)};
    \arrow{(3, 2)};
    \arrow{(3, 3)};
    \arrow{(1, 4)};
    \arrow{(2, 4)};
    \arrow{(3, 4)};
  \end{scope}
\end{tikzpicture}

% Sz: 2 3
% X.
% BX
% .X
% V: 1

